Summary
Overview
Work History
Education
Skills
Timeline
Generic

Irep Yalim Sakarya

Product Owner - Online Payments
Berlin

Summary

Payment Product Owner with 5 years’ experience in global payment operations, 3DS (EMVCo) integrations, and PSP management. Skilled in E2E payment flows, backlog prioritization, cross-functional leadership, and multi-market payment solutions.

Overview

5
5
years of professional experience
3
3
Languages

Work History

Product Owner

Mercedes Pay GmbH
03.2025 - Current
  • Owned end-to-end payment solutions for credit card and digital payment flows, including app and web-based integrations.
  • Led integration with multiple PSPs, leveraging deep 3DS expertise and EMVCo compliance to optimize authentication and authorization processes.
  • Collaborated with global stakeholders to define requirements, prioritize backlog items, and deliver new features across regions.
  • Conducted need analysis and release management.
  • Directed cross-functional teams (development, QA, operations) to execute product roadmap, manage releases, and troubleshoot complex payment issues.

Payment Operations Specialist

Mercedes Pay GmbH
04.2023 - 03.2025
  • PSP integrations for credit card payments, SEPA, Request to pay, wallets
  • Led 3DS processor integrations, implementing secure payment flows in compliance with EMVCo 3D Secure 2 specifications, and n some cases also integrated native PSP 3DS flows
  • Managed global 3DS authentication and challenge flows, collaborating with ACS and PSPs across multiple regions.
  • Managed service operations
  • Collaborated with global Payment Service Providers across Europe, Africa, Asia-Pacific, and US.
  • Responsible of problem board management, first point of contact with devs in ops team
  • incident resolution, and process improvements.

Senior Project Manager

Mercedes Benz Tech Turkey
06.2021 - 03.2023
  • Led first-market entry PSP integrations for Turkey, Mexico, and Brazil.
  • Ops Lead for Fuel & Pay integration in Mercedes pay.
  • Coordinated technical support pre- and post-go-live for multiple PSPs.
  • Conducted testing and troubleshooting for global payment operations.

Business Operations Specialist

DefineX Consulting | Technology | Labs
02.2021 - 06.2021
  • Integrated payment solutions for online card payments in Mercedes projects
  • Provided technical support for pre-go-live and post-go-live operations, resolving issues efficiently.
  • Performed troubleshooting for payment-related incidents, minimizing downtime and risk.
  • Managed service operations and monitored KPIs to ensure SLA compliance and continuous improvement.
  • Conducted functional and integration testing to validate payment workflows and system changes.
  • Collaborated with global Payment Service Providers across Europe, Africa, Asia-Pacific, and the US to implement region-specific solutions.

Education

Information Technology

University of Technology Sydney
Sydney, Australia
11-2020

Skills

Payments & 3DS:

  • 3D Secure 20 (EMVCo)

  • PSP Integration

  • Credit Card Payments

  • Wallets

  • Tokenization

  • Payment Lifecycle

  • REST API

  • Datadog

Product Owner / Agile:

  • Product Backlog

  • Release Management

  • Sprint Planning

  • Stakeholder Collaboration

Timeline

Product Owner

Mercedes Pay GmbH
03.2025 - Current

Payment Operations Specialist

Mercedes Pay GmbH
04.2023 - 03.2025

Senior Project Manager

Mercedes Benz Tech Turkey
06.2021 - 03.2023

Business Operations Specialist

DefineX Consulting | Technology | Labs
02.2021 - 06.2021

Information Technology

University of Technology Sydney

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Irep Yalim SakaryaProduct Owner - Online Payments